World N.Y.C.’s Vaccine Mandate for Teachers Is Delayed by a Court September 25, 2021Eliza Shapiro and Jonah E. BromwichComments Off on N.Y.C.’s Vaccine Mandate for Teachers Is Delayed by a Court The mandate, which affects well over 150,000 people working in the nation’s largest school system, was set to go into effect on Monday at midnight.